National gene conservation unit number: Orléans
Date of collection of the field data entered: 2003
Date of the most recent visit: 2013

Location

Unit country: France
Unit province or state: CENTRE-VAL-DE-LOIRE
Unit department or county: LOIRET
Unit municipality: INGRANNES
Unit local name: FD d'Orléans
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 135 - 135
Unit surface area [ha]: 131.7
Coordinates (Public coordinates): Latitude (Decimal):47.9914 | Longitude (Decimal): 2.2131

Soil: Gleyic Luvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 0.954

Species

All tree species reported in the unit: Quercus robur; Quercus petraea; Pinus sylvestris
Target species for conservation in the GCU: Quercus petraea

Unit type: Seed stand, Forest area managed for wood production AND/or multiple uses AND services

Target species: Quercus petraea
Status of the target species in the GCU: Not included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochtonous
Population share (%): 95%
Estimated number of reproducing trees (interval): > 5000
Status of long-term viable regeneration: Continuous

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: Shelterwood systems